Added tests autoloader to PHPStan (task #7726)
Added tests autoloader to PHPStan (task #7726)

Borrowing ideas from:
https://github.com/cakephp/cakephp/blob/master/phpstan.neon

QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp